PBD vs. XLG

Last updated Jun 4, 2026

PBD (Invesco Global Clean Energy ETF) and XLG (Invesco S&P 500 Top 50 ETF) are both exchange-traded funds - PBD is a Alternative Energy Equities fund tracking the WilderHill New Energy Global Innovation index, while XLG is a S&P 500 fund tracking the S&P 500 Top 50 Index. Both are passively managed. Over the past 10 years, PBD returned 9.45%/yr vs 17.27%/yr for XLG. A 0.65 correlation means they provide meaningful diversification when combined. PBD charges 0.75%/yr vs 0.20%/yr for XLG.

Performance

PBD vs. XLG - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Global Clean Energy ETF (PBD) and Invesco S&P 500 Top 50 ETF (XLG). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PBD achieves a 38.50% return, which is significantly higher than XLG's 7.57% return. Over the past 10 years, PBD has underperformed XLG with an annualized return of 9.45%, while XLG has yielded a comparatively higher 17.27% annualized return.

PBD

• 1D: -0.93%
• 1M: 6.10%
• YTD: 38.50%
• 6M: 39.82%
• 1Y: 92.04%
• 3Y*: 8.96%
• 5Y*: -3.66%
• 10Y*: 9.45%

XLG

• 1D: -1.15%
• 1M: 4.22%
• YTD: 7.57%
• 6M: 7.32%
• 1Y: 28.54%
• 3Y*: 24.46%
• 5Y*: 16.24%
• 10Y*: 17.27%

*Multi-year figures are annualized to reflect compound growth (CAGR)

PBD vs. XLG - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
PBD Invesco Global Clean Energy ETF	38.50%	43.65%	-26.39%	-10.69%	-29.70%	-22.30%	145.46%	40.00%	-19.32%	28.72%
XLG Invesco S&P 500 Top 50 ETF	7.57%	19.51%	33.49%	38.16%	-24.29%	30.77%	24.15%	32.04%	-3.59%	23.04%

Correlation

The correlation between PBD and XLG is 0.62, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.62
Correlation (3Y) Calculated over the trailing 3-year period	0.53
Correlation (5Y) Calculated over the trailing 5-year period	0.61
Correlation (10Y) Calculated over the trailing 10-year period	0.59
Correlation (All Time) Calculated using the full available price history since Jun 14, 2007	0.65

The correlation between PBD and XLG shifts across timeframes, from 0.53 (3 years) to 0.65 (all time), reflecting how their relationship changes across market environments.

PBD vs. XLG - Sectors Allocation Comparison

Sectors	PBD	XLG
Industrials	48.1%	1.9%
Energy	12.4%	2.7%
Utilities	12.0%	-
Consumer Cyclical	9.4%	11.3%
Technology	6.8%	43.9%
Basic Materials	3.4%	0.6%
Financial Services	1.2%	9.6%
Consumer Defensive	0.9%	5.8%
Communication Services	-	17.1%
Healthcare	-	7.0%
Real Estate	-	-

Return for Risk

PBD vs. XLG — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

PBD

PBD Risk / Return Rank: 94
PBD Sharpe Ratio Rank: 95
PBD Sortino Ratio Rank: 93
PBD Omega Ratio Rank: 91
PBD Calmar Ratio Rank: 95
PBD Martin Ratio Rank: 94

XLG

XLG Risk / Return Rank: 56
XLG Sharpe Ratio Rank: 63
XLG Sortino Ratio Rank: 61
XLG Omega Ratio Rank: 61
XLG Calmar Ratio Rank: 46
XLG Martin Ratio Rank: 51

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

PBD vs. XLG - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Global Clean Energy ETF (PBD) and Invesco S&P 500 Top 50 ETF (XLG). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	PBD	XLG	Difference
Sharpe ratio: Return per unit of total volatility	3.96	2.15	+1.81
Sortino ratio: Return per unit of downside risk	4.64	2.92	+1.72
Omega ratio: Gain probability vs. loss probability	1.61	1.38	+0.23
Calmar ratio: Return relative to maximum drawdown	8.65	2.31	+6.33
Martin ratio: Return relative to average drawdown	26.96	8.66	+18.29
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PBD vs. XLG - Sharpe Ratio Comparison

The current PBD Sharpe Ratio is 3.96, which is higher than the XLG Sharpe Ratio of 2.15. The chart below compares the historical Sharpe Ratios of PBD and XLG, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	PBD	XLG	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.96	2.15	+1.81
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.13	0.87	-1.00
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.35	0.92	-0.57
Sharpe Ratio (All Time) Calculated using the full available price history	0.03	0.62	-0.60

Drawdowns

PBD vs. XLG - Drawdown Comparison

The maximum PBD drawdown since its inception was -78.60%, which is greater than XLG's maximum drawdown of -52.39%. Use the drawdown chart below to compare losses from any high point for PBD and XLG.

Drawdown Indicators

	PBD	XLG	Difference
Max Drawdown Largest peak-to-trough decline	-78.60%	-52.39%	-26.21%
Max Drawdown (1Y) Largest decline over 1 year	-10.70%	-12.41%	+1.71%
Max Drawdown (3Y) Largest decline over 3 years	-52.45%	-20.70%	-31.75%
Max Drawdown (5Y) Largest decline over 5 years	-69.15%	-28.02%	-41.13%
Max Drawdown (10Y) Largest decline over 10 years	-75.40%	-30.46%	-44.94%
Current Drawdown Current decline from peak	-39.02%	-1.44%	-37.58%
Average Drawdown Average peak-to-trough decline	-53.40%	-7.64%	-45.76%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.43%	3.30%	+0.13%

Volatility

PBD vs. XLG - Volatility Comparison

Invesco Global Clean Energy ETF (PBD) has a higher volatility of 8.57% compared to Invesco S&P 500 Top 50 ETF (XLG) at 3.19%. This indicates that PBD's price experiences larger fluctuations and is considered to be riskier than XLG based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PBD	XLG	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.57%	3.19%	+5.38%
Volatility (6M) Calculated over the trailing 6-month period	17.00%	9.80%	+7.20%
Volatility (1Y) Calculated over the trailing 1-year period	23.41%	13.33%	+10.08%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.37%	18.68%	+9.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.26%	18.84%	+8.42%

PBD vs. XLG - Expense Ratio Comparison

PBD has a 0.75% expense ratio, which is higher than XLG's 0.20% expense ratio.

Dividends

PBD vs. XLG - Dividend Comparison

PBD's dividend yield for the trailing twelve months is around 1.63%, more than XLG's 0.60% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PBD Invesco Global Clean Energy ETF	1.63%	2.71%	1.81%	2.85%	2.98%	0.67%	0.48%	1.83%	1.86%	1.76%	2.04%	1.24%
XLG Invesco S&P 500 Top 50 ETF	0.60%	0.64%	0.72%	0.97%	1.34%	0.94%	1.25%	1.58%	2.00%	1.85%	2.00%	2.09%

Frequently Asked Questions

Can I hold both PBD and XLG in my portfolio?

PBD and XLG have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PBD or XLG?

PBD has higher volatility (8.57%) compared to XLG (3.19%). In terms of maximum drawdown, PBD dropped -78.60% vs XLG's -52.39%.

Which ETF is better, PBD or XLG?

On 10-year performance, XLG leads with 17.27% vs 9.45% for PBD. On fees, XLG is cheaper at 0.20% per year. On volatility, XLG has been the lower-risk option at 3.19%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PBD or XLG?

Over the 10-year period, XLG has performed better with a 17.27% return vs 9.45%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PBD or XLG?

XLG is cheaper with a 0.20% expense ratio, compared with 0.75% for PBD.

Which ETF pays a higher dividend yield, PBD or XLG?

PBD has the higher dividend yield at 1.63%, compared with 0.60% for XLG.

What is the main difference between PBD and XLG?

PBD is categorized as Alternative Energy Equities, while XLG is S&P 500. PBD tracks WilderHill New Energy Global Innovation index, while XLG tracks S&P 500 Top 50 Index. Their fees differ too: 0.75% for PBD and 0.20% for XLG.

Which has better risk-adjusted returns?

PBD currently has the higher Sharpe Ratio (3.96 vs 2.15), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.